It's actually the right way of thinking! When high-level automation fails you, messing around with the high-level system in a critical moment would probably be your death. Debugging takes minutes not seconds. This is why pilots are trained to drop from a high level automation to a lower one when necessary. Like most learnings about piloting, this insight was purchased with a lot of blood. If you want to know more, check out Children of the Magenta Line: https://www.youtube.com/watch?v=5ESJH1NLMLs